42 U.S. Code § 8835 - General requirements regarding financial assistance
All contracts and instruments of the Secretary of Energy to provide, or providing, for financial assistance shall be general obligations of the United States backed by its full faith and credit.
Subject to the conditions of any contract for financial assistance, such contract shall be incontestable in the hands of the holder, except as to fraud or material misrepresentation on the part of the holder.
Notwithstanding the provisions of the Federal Financing Bank Act of 1973 (12 U.S.C. 2281 et seq.) or any other provision of law (except as may be specifically provided by reference to this subsection in any Act enacted after June 30, 1980), no debt obligation which is made or committed to be made, or which is guaranteed or committed to be guaranteed by the Secretary of Energy under section 8832, 8833, or 8834 of this title shall be eligible for purchase by, or commitment to purchase by, or sale or issuance to, the Federal Financing Bank or any Federal agency.
 So in original. Probably should be “of the”.
This chapter, referred to in subsec. (a)(6)(D), was in the original “this title”, meaning title II of Pub. L. 96–294, June 30, 1980, 94 Stat. 683, known as the Biomass Energy and Alcohol Fuels Act of 1980, which is classified principally to this chapter. For complete classification of title II to the Code, see Short Title note set out under section 8801 of this title and Tables.
The Federal Financing Bank Act of 1973, referred to in subsec. (h), is Pub. L. 93–224, Dec. 29, 1973, 87 Stat. 937, which is classified generally to chapter 24 (§ 2281 et seq.) of Title 12, Banks and Banking. For complete classification of this Act to the Code, see Short Title note set out under section 2281 of Title 12 and Tables.